Grateful acknowledgment is made to the following for permission to reprint previously published material:
Cornell University Press: Excerpts from C. W. C. Oman, The Art of War in the Middle Ages: A.D. 378–1515, revised and edited by John H. Beeler. Copyright 1953 by Cornell University. Reprinted by permission of the publisher, Cornell University Press.
Henry Holt and Company, Inc.: Excerpt from “The Day of Battle” (“A Shropshire Lad,” poem LVI) from The Collected Poems of A. E. Housman. Copyright 1939, 1940, © 1965 by Holt, Rinehart and Winston. Copyright © 1967, 1968 by Robert E. Symons. Reprinted by permission of Henry Holt and Company, Inc.
The University of Chicago Press: Excerpts from The Iliad of Homer, translated by Richmond Lattimore. Copyright 1951 by The University of Chicago. Excerpts from Tyrtaios in Greek Lyrics, translated by Richmond Lattimore. Revised edition, copyright © 1960 by The University of Chicago. A 4-line epitaph (excerpt from Aeschylus’ Vita) in Introduction to Oresteia, p. 1, translated by Richmond Lattimore, in Complete Greek Tragedies, edited by Grene and Lattimore. Copyright 1953 by The University of Chicago. All rights reserved. Reprinted by permission of The University of Chicago Press.
Viking Penguin and The Julian Bach Literary Agency, Inc.: Excerpts from The Face of Battle by John Keegan. Copyright © 1976 by John Keegan. All rights reserved. Reprinted by permission of Viking Penguin, a Division of Penguin Books U.S.A., Inc., and The Julian Bach Literary Agency, Inc.